Cheap flight from Portland to Ontario from AED 141
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Flights from Portland to Ontario
Cheap flight deals from Portland to Ontario
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
PDX 11:042h 20mNonstopONT 13:24Portland - Ontario | Thu, May 29 | Frontier Airlines
SIN 14:302h 25mNonstopPDX 16:55Ontario - Portland | Thu, Jun 5 | Frontier AirlinesAED 257 AED 62059% OFF59% OFFAED 620 AED 257 -
PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 14 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Sat, Jun 21 | Frontier AirlinesAED 258 AED 62057% OFF57% OFFAED 620 AED 258
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Thu, Jun 5 | Frontier Airlines
SIN 14:302h 25mNonstopPDX 16:55Ontario - Portland | Mon, Jun 9 | Frontier AirlinesAED 284 AED 62054% OFF54% OFFAED 620 AED 284
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 21 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Sat, Jun 28 | Frontier AirlinesAED 28454% OFFAED 620 AED 284
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 28 | Frontier Airlines
SIN 09:432h 24mNonstopPDX 12:07Ontario - Portland | Sat, Jul 5 | Frontier AirlinesAED 28754% OFFAED 620 AED 287
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 12 | Frontier Airlines
SIN 15:352h 23mNonstopPDX 17:58Ontario - Portland | Sat, Jul 19 | Frontier AirlinesAED 29053% OFFAED 620 AED 290
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Mon, Jun 2 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Mon, Jun 9 | Frontier AirlinesAED 29453% OFFAED 620 AED 294
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PDX 11:042h 20mNonstopONT 13:24Portland - Ontario | Sun, May 25 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Mon, Jun 2 | Frontier AirlinesAED 30251% OFFAED 620 AED 302
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PDX 11:042h 20mNonstopONT 13:24Portland - Ontario | Fri, May 30 | Frontier Airlines
SIN 09:432h 31mNonstopPDX 12:14Ontario - Portland | Sat, Jun 7 | Frontier AirlinesAED 30251% OFFAED 620 AED 302
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PDX 11:042h 20mNonstopONT 13:24Portland - Ontario | Thu, May 22 | Frontier Airlines
SIN 14:192h 31mNonstopPDX 16:50Ontario - Portland | Sun, May 25 | Frontier AirlinesAED 55211% OFFAED 620 AED 552
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PDX 13:0017h 25m1 stopsONT Invalid DatePortland - Ontario | Fri, May 16 | Normal Airline
ONT 15:006hNonstopPDX 16:00Ontario - Portland | Sun, May 18 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 14 | Frontier AirlinesAED 141 AED 41466% OFF66% OFFAED 414 AED 141
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PDX 12:172h 23mNonstopONT 14:40Portland - Ontario | Sat, Jul 5 | Frontier AirlinesAED 141 AED 41466% OFF66% OFFAED 414 AED 141
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 28 | Frontier AirlinesAED 144 AED 41465% OFF65% OFFAED 414 AED 144
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Fri, Jul 4 | Frontier AirlinesAED 14665% OFFAED 414 AED 146
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Thu, Jun 5 | Frontier AirlinesAED 14864% OFFAED 414 AED 148
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PDX 11:132h 22mNonstopONT 13:35Portland - Ontario | Mon, Jun 2 | Frontier AirlinesAED 18056% OFFAED 414 AED 180
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PDX 11:042h 20mNonstopONT 13:24Portland - Ontario | Sun, May 25 | Frontier AirlinesAED 20151% OFFAED 414 AED 201
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Sat, Jun 21 | Frontier AirlinesAED 30127% OFFAED 414 AED 301
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Tue, Jun 24 | Frontier AirlinesAED 30127% OFFAED 414 AED 301
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PDX 12:182h 20mNonstopONT 14:38Portland - Ontario | Tue, Jun 17 | Frontier AirlinesAED 36811% OFFAED 414 AED 368
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PDX 13:0017h 25m1 stopsONT Invalid DatePortland - Ontario | Fri, May 16 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Portland to Ontario
| Cheapest one-way flight price | AED 140 |
|---|---|
| Cheapest return ticket price | AED 256 |
| Off-season for travel | March |
| Peak season for travel | February |
| Flight distance | 12,470.35 km |
| Popular airline | Alaska Airlines |
When is the cheapest time to fly from Portland to Ontario?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Portland (PDX) to Ontario (ONT) the cheapest?
Airlines adjust prices for flights from Portland to Ontario based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Portland (PDX) to Ontario (ONT) cost?
According to Trip.com's data, the lowest price is around AED 862.
How to find a cheap flight from Portland to Ontario
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to Ontario. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Portland to Ontario ticket.
Tap "Date" on flight search bar to scan through the calender for Portland to Ontario airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Sat, Jun 14 at AED 141 for one-way flights.
Compare cheap Portland to Ontario flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Portland to Ontario. The cheapest airline operating is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your Portland to Ontario route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap Portland to Ontario flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Portland to Ontario to get exclusive deals for you.
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